Isner exits Sydney

Sydney, Australia (Sports Network) - Top-seeded John Isner lost to fellow
American and qualifier Ryan Harrison in the second round Wednesday at the
Sydney International tennis event, a final Australian Open tune-up.

Harrison took down his taller compatriot by a 6-4, 6-4 margin at Sydney Olympic Park Tennis Centre.

Denis Istomin, Bernard Tomic and Julien Benneteau also pulled off upsets on
Wednesday. Istomin beat fourth-seeded Spaniard Fernando Verdasco 6-3, 6-3,
Tomic of Australia defeated fifth-seeded German Florian Mayer 7-6 (7-4), 6-2
and Benneteau of France moved on when sixth-seeded Czech Radek Stepanek
retired from their match in the first game with a back injury.